<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="知识名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入知识名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="知识分类" prop="classifyId">
        <el-select
          v-model="queryParams.classifyId"
          placeholder="知识分类"
          clearable
          style="width: 240px"
        >
          <el-option
            v-for="item in classifyList"
            :key="item.id"
            :label="item.name"
            :value="item.id"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select
            v-model="queryParams.status"
            placeholder="状态"
            clearable
            style="width: 240px"
          >
            <el-option
              v-for="item in statusList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
      </el-form-item>

      <el-form-item label="提交人" prop="employeeName">
        <el-input
          v-model="queryParams.employeeName"
          placeholder="请输入提交人"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="提交时间">
         <el-date-picker
          v-model="dateRange"
          style="width: 240px"
          value-format="yyyy-MM-dd"
          type="daterange"
          range-separator="-"
          start-placeholder="开始日期"
          end-placeholder="结束日期"
        ></el-date-picker>
      </el-form-item>

      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
        >删除</el-button>
      </el-col>
      <!-- <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
        >导出</el-button>
      </el-col> -->
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="contentList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column
        type="index"
        label="序号"
        width="60"
        :index="indexMethod"
        align="center"
      />
      <el-table-column label="知识名称" align="center" prop="name" />
      <el-table-column label="知识分类" align="center" prop="classifyName" />
      <el-table-column label="提交人" align="center" prop="employeeName" />
      <el-table-column label="提交时间" align="center" prop="submitDate" width="180"></el-table-column>
      <el-table-column label="状态" align="center" prop="status"  :formatter="statusFormat" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改知识内容对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="知识名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入知识名称" />
        </el-form-item>
        <el-form-item label="知识分类" prop="classifyId">
          <el-select
            v-model="form.classifyId"
            placeholder="知识分类"
            clearable
            style="width:100%;"
          >
            <el-option
              v-for="item in classifyList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="内容简介" prop="brief">
          <el-input type="textarea" :rows="4" v-model="form.brief" placeholder="请输入内容简介" />
        </el-form-item>
        <el-form-item label="内容介绍">
          <editor v-model="form.content" :min-height="192"/>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listContent, getContent, delContent, addContent, updateContent } from "@/api/system/content";
import { getAllClassifyList } from '@/api/system/classify'

export default {
  name: "Content",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 知识内容表格数据
      contentList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      classifyList: [],
      dateRange: '',
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        classifyId: null,
        classifyName: null,
        brief: null,
        content: null,
        employeeId: null,
        employeeName: null,
        submitDate: null,
        status: null,
        auditDate: null,
        publishDate: null,
        rejectReason: null,
        rejectDate: null,
        isDel: null,
        version: null,
        createUserId: null,
        createUserName: null,
        updateUserId: null,
        updateUserName: null,
      },
      statusList: [
        {
          id: '1',
          name: '未审核'
        },
        {
          id: '2',
          name: '已审核'
        },
        {
          id: '3',
          name: '已发布'
        },
        {
          id: '4',
          name: '草稿'
        },
        {
          id: '5',
          name: '已驳回'
        },
      ],
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      }
    };
  },
  async created() {
    let res = await getAllClassifyList()
    if(res.code == 200) {
      this.classifyList = res.data
    }

    this.getList();
  },
  methods: {
    indexMethod(index) {
      index = index + 1 + (this.queryParams.pageNum - 1) * this.queryParams.pageSize
      return index
    },
    statusFormat(row, column) {
      let str = ''
      this.statusList.map(item => {
        if(item.id == row.status) {
          str = item.name
        }
      })
      return str
    },
    /** 查询知识内容列表 */
    getList() {
      this.loading = true;
       if (this.dateRange) {
        this.queryParams.startSubmitDate = this.dateRange[0] + " 00:00:00";
        this.queryParams.endSubmitDate = this.dateRange[1] + " 00:00:00";
      } else {
        this.queryParams.startSubmitDate = "";
        this.queryParams.endSubmitDate = "";
      }
      listContent(this.queryParams).then(response => {
        this.contentList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        classifyId: null,
        classifyName: null,
        brief: null,
        content: null,
        employeeId: null,
        employeeName: null,
        submitDate: null,
        status: "0",
        auditDate: null,
        publishDate: null,
        rejectReason: null,
        rejectDate: null,
        isDel: null,
        version: null,
        createUserId: null,
        createUserName: null,
        createTime: null,
        updateUserId: null,
        updateUserName: null,
        updateTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.dateRange = "";
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加知识内容";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getContent(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改知识内容";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateContent(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addContent(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除知识内容编号为"' + ids + '"的数据项？').then(function() {
        return delContent(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/content/export', {
        ...this.queryParams
      }, `content_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
